1. First of all, you need to know the type of furniture installed in your own home, and which hardware accessories are suitable for matching. For exam...
1. The window with the handle cannot be closed. It is necessary to check whether there is any obstruction in the gap of the window. Sometimes it is be...
Transmission of the virus through doorknobs has been proven effective. The arrival of the Year of the Rat broke the otherwise lively Spring Festival, ...
1. First of all, we need to check where the damage is. First, try it with the key to see if there is a problem with the lock tongue and cannot rebound...
1. Take necessary protective measuresThe door lock expands and contracts smoothly due to thermal expansion and contraction, especially in winter, when...